//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System.Web.UI.WebControls;
namespace DotNetNuke.NavigationControl
{
	public class DNNDropDownNavigationProvider : DotNetNuke.Modules.NavigationProvider.NavigationProvider
	{
		private DropDownList m_objDropDown;
		private string m_strControlID;
		public DropDownList DropDown {
			get { return m_objDropDown; }
		}
		public override System.Web.UI.Control NavigationControl {
			get { return DropDown; }
		}
		public override string ControlID {
			get { return m_strControlID; }
			set { m_strControlID= value; }
		}
		public override bool SupportsPopulateOnDemand {
			get { return false; }
		}
		public override string CSSControl {
			get { return DropDown.CssClass; }
			set { DropDown.CssClass= value; }
		}
		public override void Initialize()
		{
			m_objDropDown = new DropDownList();
			DropDown.ID = m_strControlID;
			DropDown.SelectedIndexChanged += DropDown_SelectedIndexChanged;
		}
		public override void Bind(DotNetNuke.UI.WebControls.DNNNodeCollection objNodes)
		{
			string strLevelPrefix;
			foreach (DotNetNuke.UI.WebControls.DNNNode objNode in objNodes) {
				if (objNode.Level == 0) {
					DropDown.Items.Clear();
				}
				if (objNode.ClickAction == UI.WebControls.eClickAction.PostBack) {
					DropDown.AutoPostBack = true;
				}
				strLevelPrefix = new string('_', objNode.Level);
				if (objNode.IsBreak) {
					DropDown.Items.Add("-------------------");
				} else {
					DropDown.Items.Add(new ListItem(strLevelPrefix + objNode.Text, objNode.ID));
				}
				Bind(objNode.DNNNodes);
			}
		}
		private void DropDown_SelectedIndexChanged(object source, System.EventArgs e)
		{
			if (DropDown.SelectedIndex > -1) {
				base.RaiseEvent_NodeClick(DropDown.SelectedItem.Value);
			}
		}
	}
}
